As a Chinese people ,do you have an idea that Japan_________illegally(非法地)________ Diaoyu Islands since 1971?
I can _____ some noise while I’m studying, but I can’t stand very loud noise.
The idea for the new machine came to Mr. Baker ______ to his invention recently.
Professor Liu has ________ teach psychology since he came to the Central China Normal University.
----Any news about Bill Clinton? ----He left power three years ago and has a little now and a little then been ______.
If you want to sell your product you must _____ it.